defs.php3.in 21.5 KB
Newer Older
1 2
<?php
#
3
# Copyright (c) 2000-2015 University of Utah and the Flux Group.
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
# 
# {{{EMULAB-LICENSE
# 
# This file is part of the Emulab network testbed software.
# 
# This file is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or (at
# your option) any later version.
# 
# This file is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public
# License for more details.
# 
# You should have received a copy of the GNU Affero General Public License
# along with this file.  If not, see <http://www.gnu.org/licenses/>.
# 
# }}}
23
#
24 25 26

#
# Standard definitions.
27
#
28
$TBDIR          = "@prefix@/";
29
$OURDOMAIN      = "@OURDOMAIN@";
30
$BOSSNODE       = "@BOSSNODE@";
31
$USERNODE       = "@USERNODE@";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
32
$CVSNODE	= "cvs.${OURDOMAIN}";
33
$WIKINODE	= $USERNODE;
34
$TBADMINGROUP   = "@TBADMINGROUP@";
35 36 37 38 39 40 41
$WWWHOST	= "@WWWHOST@";
$WWW		= "@WWW@";
$TBAUTHDOMAIN	= "@TBAUTHDOMAIN@";
$TBBASE		= "@TBBASE@";
$TBDOCBASE	= "@TBDOCBASE@";
$TBWWW		= "@TBWWW@";
$THISHOMEBASE	= "@THISHOMEBASE@";
42
$ELABINELAB     = @ELABINELAB@;
43
$PLABSUPPORT    = @PLABSUPPORT@;
44
$PUBSUPPORT     = @PUBSUPPORT@;
45
$WIKISUPPORT    = @WIKISUPPORT@;
46
$TRACSUPPORT    = @TRACSUPPORT@;
47
$BUGDBSUPPORT   = @BUGDBSUPPORT@;
48
$CVSSUPPORT     = @CVSSUPPORT@;
49
$MAILMANSUPPORT = @MAILMANSUPPORT@;
50
$DOPROVENANCE   = @IMAGEPROVENANCE@;
51
$CHATSUPPORT    = @CHATSUPPORT@;
52
$PROTOGENI      = @PROTOGENI_SUPPORT@;
Leigh B Stoller's avatar
Leigh B Stoller committed
53
$GENIRACK       = @PROTOGENI_GENIRACK@;
54
$PROTOGENI_GENIWEBLOGIN = @PROTOGENI_GENIWEBLOGIN@;
55
$ISCLRHOUSE     = @PROTOGENI_ISCLEARINGHOUSE@;
56
$EXP_VIS        = @EXP_VIS_SUPPORT@;
57
$ISOLATEADMINS  = @ISOLATEADMINS@;
58
$CONTROL_NETWORK= "@CONTROL_NETWORK@";
59
$CONTROL_NETMASK= "@CONTROL_NETMASK@";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
60 61
$WIKIHOME       = "https://${USERNODE}/twiki";
$WIKIURL        = "${WIKIHOME}/bin/newlogon";
62
$WIKICOOKIENAME = "WikiCookie";
63 64
$BUGDBURL       = "https://${USERNODE}/flyspray";
$BUGDBCOOKIENAME= "FlysprayCookie";
65
$TRACCOOKIENAME = "TracCookie";
66
$MAILMANURL     = "http://${USERNODE}/mailman";
67
$OPSCVSURL      = "http://${USERNODE}/cvsweb/cvsweb.cgi";
68
$OPSJETIURL     = "http://${USERNODE}/jabber/jeti.php";
69
$WIKIDOCURL     = "http://${WIKINODE}/wikidocs/wiki";
70
$FORUMURL       = "http://groups.google.com/group/emulab-users";
71 72
$MIN_UNIX_UID   = @MIN_UNIX_UID@;
$MIN_UNIX_GID   = @MIN_UNIX_GID@;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
73
$EXPOSELINKTEST = 1;
74
$EXPOSESTATESAVE= 0;
75
$EXPOSEARCHIVE  = 0;
76
$EXPOSETEMPLATES= 0;
77
$USERSELECTUIDS = 1;
78
$REMOTEWIKIDOCS = @REMOTEWIKIDOCS@;
Kirk Webb's avatar
Kirk Webb committed
79
$FLAVOR         = "Emulab";
80
$GMAP_API_KEY   = "@GMAP_API_KEY@";
81
$NONAMEDSETUP	= @DISABLE_NAMED_SETUP@;
82
$OPS_VM		= @OPSVM_ENABLE@;
83 84
$PORTAL_ENABLE  = @PORTAL_ENABLE@;
$PORTAL_ISPRIMARY = @PORTAL_ISPRIMARY@;
85
$SPEWFROMOPS    = @SPEWFROMOPS@;
86
$BROWSER_CONSOLE_ENABLE = @BROWSER_CONSOLE_ENABLE@;
Leigh B Stoller's avatar
Leigh B Stoller committed
87 88
$IPV6_ENABLED       = @IPV6_ENABLED@;
$IPV6_SUBNET_PREFIX = "@IPV6_SUBNET_PREFIX@";
89
$TBMAILTAG      = $THISHOMEBASE;
90 91
$WITHZFS        = @WITHZFS@;
$ZFS_NOEXPORT   = @ZFS_NOEXPORT@;
92

93 94 95 96 97 98
$TBMAILADDR_OPS		= "@TBOPSEMAIL_NOSLASH@";
$TBMAILADDR_WWW		= "@TBWWWEMAIL_NOSLASH@";
$TBMAILADDR_APPROVAL	= "@TBAPPROVALEMAIL_NOSLASH@";
$TBMAILADDR_LOGS	= "@TBLOGSEMAIL_NOSLASH@";
$TBMAILADDR_AUDIT	= "@TBAUDITEMAIL_NOSLASH@";

99 100 101 102 103
# Can override this in the defs file. 
$TBAUTHTIMEOUT  = "@TBAUTHTIMEOUT@";
$TBMAINSITE     = "@TBMAINSITE@";
$TBSECURECOOKIES= "@TBSECURECOOKIES@";
$TBCOOKIESUFFIX = "@TBCOOKIESUFFIX@";
104
$FANCYBANNER    = "@FANCYBANNER@";
105

Leigh B. Stoller's avatar
Leigh B. Stoller committed
106 107
$TBWWW_DIR	= "$TBDIR"."www/";
$TBBIN_DIR	= "$TBDIR"."bin/";
108
$TBETC_DIR	= "$TBDIR"."etc/";
109 110 111
$TBLIBEXEC_DIR	= "$TBDIR"."libexec/";
$TBSUEXEC_PATH  = "$TBLIBEXEC_DIR/suexec";
$TBCHKPASS_PATH = "$TBLIBEXEC_DIR/checkpass";
112
$TBCSLOGINS     = "$TBETC_DIR/cslogins";
Mike Hibler's avatar
Mike Hibler committed
113
$UUIDGEN_PATH   = "@UUIDGEN@";
114

115 116
#
# Hardcoded check against $WWWHOST, to prevent anyone from accidentally setting
117
# $TBMAINSITE when it should not be
118 119 120 121 122
#
if ($WWWHOST != "www.emulab.net") {
    $TBMAINSITE = 0;
}

123 124 125 126 127 128 129 130 131 132 133 134 135 136
#
# The wiki docs either come from the local node, or in most cases
# they are redirected back to Utah's emulab.
#
if ($TBMAINSITE) {
    $WIKIDOCURL  = "https://${WIKINODE}/wikidocs/wiki";
}
elseif ($REMOTEWIKIDOCS) {
    $WIKIDOCURL  = "https://wiki.emulab.net/wikidocs/wiki";
}
else {
    $WIKIDOCURL  = "/wikidocs/wiki";
}

137 138 139 140
$TBPROJ_DIR     = "@PROJROOT_DIR@";
$TBUSER_DIR	= "@USERSROOT_DIR@";
$TBGROUP_DIR	= "@GROUPSROOT_DIR@";
$TBSCRATCH_DIR	= "@SCRATCHROOT_DIR@";
141
$TBCVSREPO_DIR  = "$TBPROJ_DIR/cvsrepos";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
142
$TBNSSUBDIR     = "nsdir";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
143

144 145 146 147 148 149 150
$TBVALIDDIRS	  = "$TBPROJ_DIR, $TBUSER_DIR, $TBGROUP_DIR";
$TBVALIDDIRS_HTML = "<code>$TBPROJ_DIR</code>, <code>$TBUSER_DIR</code>, <code>$TBGROUP_DIR</code>";
if ($TBSCRATCH_DIR) {
    $TBVALIDDIRS .= ", $TBSCRATCH_DIR";
    $TBVALIDDIRS_HTML .= ", <code>$TBSCRATCH_DIR</code>";
}

151 152
$TBAUTHCOOKIE   = "NewHashCookie" . $TBCOOKIESUFFIX;
$TBNAMECOOKIE   = "NewMyUidCookie" . $TBCOOKIESUFFIX;
153
$TBEMAILCOOKIE  = "MyEmailCookie" . $TBCOOKIESUFFIX;
154
$TBLOGINCOOKIE  = "NewLoginCookie" . $TBCOOKIESUFFIX;
155

156
$HTTPTAG        = "http://";
157
$HTTPSTAG       = "https://";
158

159 160 161 162 163
$TBMAIL_OPS		= "Testbed Ops <$TBMAILADDR_OPS>";
$TBMAIL_WWW		= "Testbed WWW <$TBMAILADDR_WWW>";
$TBMAIL_APPROVAL	= "Testbed Approval <$TBMAILADDR_APPROVAL>";
$TBMAIL_LOGS		= "Testbed Logs <$TBMAILADDR_LOGS>";
$TBMAIL_AUDIT		= "Testbed Audit <$TBMAILADDR_AUDIT>";
164
$TBMAIL_NOREPLY		= "no-reply@$OURDOMAIN";
165

166
#
167 168 169
# This just spits out an email address in a page, so it does not need
# to be configured per development tree. It could be though ...
# 
170 171
$TBMAILADDR     = "<a href=\"mailto:$TBMAILADDR_OPS\">
                      Testbed Operations ($TBMAILADDR_OPS)</a>";
172

173 174 175
# So subscripts always know ...
putenv("HTTP_SCRIPT=1");

176 177 178 179 180 181
#
# Special headers alterting browsers to the fact that there's an RSS feed
# available for the page. Intended to be passed as an $extra_headers argument
# to PAGEHEADER
#
$RSS_HEADER_NEWS = "<link rel=\"alternate\" type=\"application/rss+xml\" " .
182
           "title=\"Emulab News\" href=\"$TBDOCBASE/news-rss.php3?protogeni=0\" />";
183

184 185 186
$RSS_HEADER_PGENINEWS =
   "<link rel=\"alternate\" type=\"application/rss+xml\" " .
   "title=\"ProtoGeni News\" href=\"$TBDOCBASE/news-rss.php3?protogeni=1\"/>";
187

Kirk Webb's avatar
Kirk Webb committed
188 189 190 191 192
$RSS_HEADER_PNNEWS =
   "<link rel=\"alternate\" type=\"application/rss+xml\" " .
   "title=\"PhantomNet News\" href=\"$TBDOCBASE/news-rss.php3?phantomnet=1\"/>";

#
193 194 195 196 197 198 199 200
# See if we should override any of the global web variables based on the
# virtual domain.  We include a site-dependent definitions file.
#
$ALTERNATE_DOMAINS = array();
$DOMVIEW           = NULL;
$altdomfile = strtolower("alternate_domains_${OURDOMAIN}.php");
if (file_exists($altdomfile)) {
    include($altdomfile);
Kirk Webb's avatar
Kirk Webb committed
201
}
202
SetDomainDefs();
Kirk Webb's avatar
Kirk Webb committed
203

204 205 206 207
#
# Database constants and the like.
#
include("dbdefs.php3");
208
include("url_defs.php");
209 210 211
include("user_defs.php");
include("group_defs.php");
include("project_defs.php");
212
include("experiment_defs.php");
213

214 215 216 217 218 219 220 221
#
# Control how error messages are returned to the user. If the session is
# not actually "interactive" then do not send any output to the browser.
# Just save it up and let the page deal with it. 
#
$session_interactive  = 1;
$session_errorhandler = 0;

222 223 224 225 226 227 228 229
#
# Wrap up the mail function so we can prepend a tag to the subject
# line that indicates what testbed. Useful when multiple testbed
# email to the same list.
#
# 
function TBMAIL($to, $subject, $message, $headers = 0)
{
230
    global $TBMAILTAG;
231

232
    $subject = strtoupper($TBMAILTAG) . ": $subject";
233

234
    $tag = "X-NetBed: " . basename($_SERVER["SCRIPT_NAME"]);
235 236 237 238 239 240 241 242
    
    if ($headers) {
	$headers = "$headers\n" . $tag;
    }
    else {
	$headers = $tag;
    }
    return mail($to, $subject, $message, $headers);
243 244
}

245 246 247 248 249
#
#
# Identical to perl function of the same name
#
#
250 251
function SendProjAdminMail($project, $from, $to,
			   $subject, $message, $headers = "")
252
{
253
    global $MAILMANSUPPORT, $TBMAIL_APPROVAL, $TBMAIL_AUDIT;
254
    global $OURDOMAIN, $TBMAIL_WWW, $TBMAILTAG;
255 256 257 258 259 260
    $pid = $project->pid();
    
    $projadminmail =
	($project->isAPT() ? "aptlab-approval@aptlab.net" :
	 $project->isCloud() ? "cloudlab-approval@cloudlab.us" :
	 $TBMAIL_APPROVAL);
261 262 263
    $TBMAILTAG =
	($project->isAPT() ? "aptlab.net" :
	 $project->isCloud() ? "cloudlab.us" : $TBMAILTAG);
264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289
    if ($headers) {
        $headers .= "\n";
    }
    if ($from == 'ADMIN') {
	$from = $projadminmail;
	$headers .= "Bcc: $projadminmail\n";
    } elseif ($to == 'ADMIN') {
	$to = $projadminmail;
	$headers .= "Reply-To: $projadminmail\n";
    } else {
	$headers .= "Bcc: $projadminmail\n";
    }
    $headers .= "From: $from\n";
    if ($from == 'AUDIT') {
	$from = $TBMAIL_AUDIT;
	$headers .= "Bcc: $TBMAIL_AUDIT\n";
    } elseif ($to == "AUDIT") {
	$to = $TBMAIL_AUDIT;
    } else {
	$headers .= "Bcc: $TBMAIL_AUDIT\n";
    }
    $headers .= "Errors-To: $TBMAIL_WWW\n"; # FIXME: Why?
    $headers = substr($headers, 0, -1);
    TBMAIL($to, $subject, $message, $headers);
}

290 291 292 293 294
#
# Internal errors should be reported back to the user simply. The actual 
# error information should be emailed to the list for action. The script
# should then terminate if required to do so.
#
295
function TBERROR ($message, $death, $xmp = 0) {
296 297 298
    global $TBMAIL_WWW, $TBMAIL_OPS, $TBMAILADDR, $TBMAILADDR_OPS;
    global $session_interactive, $session_errorhandler;
    $script = urldecode($_SERVER['REQUEST_URI']);
299

300 301
    CLEARBUSY();

302 303
    TBMAIL($TBMAIL_OPS,
         "WEB ERROR REPORT",
304
         "\n".
305
	 "In $script\n\n".
306 307 308
         "$message\n\n".
         "Thanks,\n".
         "Testbed WWW\n",
309
         "From: $TBMAIL_OPS\n".
310
         "Errors-To: $TBMAIL_WWW");
311

312
    if ($death) {
313 314 315 316 317 318 319
	if ($session_interactive)
	    PAGEERROR("Could not continue. Please contact $TBMAILADDR");
	elseif ($session_errorhandler) {
	    $session_errorhandler("Could not continue. ".
				  "Please contact $TBMAILADDR_OPS", $death);
	}
	exit(1);
320 321 322
    }
    return 0;
}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
323 324

#
325 326 327 328 329
# General user errors should print something warm and fuzzy.  If a
# header is not already printed and the dealth paramater is true, then
# assume the error is a precheck error and send an appropriate HTTP
# response to prevent robots from indexing the page.  This currently
# defaults to a "400 Bad Request", but that may change in the future.
Leigh B. Stoller's avatar
Leigh B. Stoller committed
330
#
331 332
function USERERROR($message, $death = 1, 
	           $status_code = HTTP_400_BAD_REQUEST) {
333
    global $TBMAILADDR;
334 335
    global $session_interactive, $session_errorhandler;

336 337
    CLEARBUSY();

338 339 340 341 342 343 344 345 346 347
    if (! $session_interactive) {
	if ($session_errorhandler)
	    $session_errorhandler($message, $death);
	else
	    echo "$message";

	if ($death)
	    exit(1);
	return;
    }
348

349
    $msg = "<font size=+1><br>
350
            $message
351
      	    </font>
352
            <br><br><br>
353 354 355
            <font size=-1>
            Please contact $TBMAILADDR if you feel this message is an error.
            </font>\n";
356

Leigh B. Stoller's avatar
Leigh B. Stoller committed
357
    if ($death) {
358
	PAGEERROR($msg, $status_code);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
359
    }
360 361
    else
        echo "$msg\n";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
362 363
}

364 365 366 367 368 369 370 371
#
# A form error.
#
function FORMERROR($field) {
    USERERROR("Missing field; ".
              "Please go back and fill out the \"$field\" field!", 1);
}

372 373 374
#
# A page argument error. 
# 
375
function PAGEARGERROR($msg = 0) {
376 377
    $default = "Invalid page arguments: " .
          	htmlspecialchars($_SERVER['REQUEST_URI']);
378 379 380 381

    if ($msg) {
	$default = "$default<br><br>$msg";
    }
382
    USERERROR($default, 1, HTTP_400_BAD_REQUEST);
383 384
}

385
#
386
# SUEXEC stuff.
387
#
388 389
# Save this stuff so we can generate better error messages and such.
# 
390 391 392 393
$suexec_cmdandargs   = "";
$suexec_retval       = 0;
$suexec_output       = "";
$suexec_output_array = null;
394

395 396 397 398 399 400 401
#
# Actions for suexec. 
#
define("SUEXEC_ACTION_CONTINUE",	0);
define("SUEXEC_ACTION_DIE",		1);
define("SUEXEC_ACTION_USERERROR",	2);
define("SUEXEC_ACTION_IGNORE",		3);
402
define("SUEXEC_ACTION_DUPDIE",		4);
403 404
# SUEXEC_ACTION_MAIL_TBLOGS to be ored with one of the above actions
define("SUEXEC_ACTION_MAIL_TBLOGS",     64);
405

406 407 408 409 410
#
# An suexec error.
#
function SUEXECERROR($action)
{
411
    global $suexec_cmdandargs, $suexec_retval;
412
    global $suexec_output;
413

414 415
    $foo  = "Shell Program Error. Exit status: $suexec_retval\n";
    $foo .= "  '$suexec_cmdandargs'\n";
416 417 418
    $foo .= "\n";
    $foo .= $suexec_output;

419 420
    switch ($action) {
    case SUEXEC_ACTION_CONTINUE:
421
	TBERROR($foo, 0, 1);
422 423 424 425 426 427 428 429 430
        break;
    case SUEXEC_ACTION_DIE:
	TBERROR($foo, 1, 1);
        break;
    case SUEXEC_ACTION_USERERROR:
	USERERROR("<XMP>$foo</XMP>", 1);
        break;
    case SUEXEC_ACTION_IGNORE:
	break;
431 432 433 434
    case SUEXEC_ACTION_DUPDIE:
	TBERROR($foo, 0, 1);
	USERERROR("<XMP>$foo</XMP>", 1);
        break;
435 436 437 438 439 440 441 442 443 444
    default:
	TBERROR($foo, 1, 1);
    }
}

#
# Run a program as a user.
#
function SUEXEC($uid, $gid, $cmdandargs, $action) {
    global $TBSUEXEC_PATH;
445 446
    global $suexec_cmdandargs, $suexec_retval;
    global $suexec_output, $suexec_output_array;
447 448 449 450 451 452 453
    global $TBMAIL_LOGS;

    $mail_tblog = 0;
    if ($action & SUEXEC_ACTION_MAIL_TBLOGS) {
	$action &= ~SUEXEC_ACTION_MAIL_TBLOGS;
	$mail_tblog = 1;
    }
454 455 456

    ignore_user_abort(1);

457 458 459 460
    $suexec_cmdandargs   = "$uid $gid $cmdandargs";
    $suexec_output_array = array();
    $suexec_output       = "";
    $suexec_retval       = 0;
461
    
462 463 464 465 466 467 468 469 470 471 472 473 474
    exec("$TBSUEXEC_PATH $suexec_cmdandargs",
	 $suexec_output_array, $suexec_retval);

    # Yikes! Something is not doing integer conversion properly!
    if ($suexec_retval == 255) {
	$suexec_retval = -1;
    }

    if (count($suexec_output_array)) {
	for ($i = 0; $i < count($suexec_output_array); $i++) {
	    $suexec_output .= "$suexec_output_array[$i]\n";
	}
    }
475

476 477 478 479 480 481 482 483 484
    if ($mail_tblog) {
	$mesg  = "$TBSUEXEC_PATH $suexec_cmdandargs\n";
	$mesg .= "Return Value: $suexec_retval\n\n";
	$mesg .= "--------- OUTPUT ---------\n";
	$mesg .= $suexec_output;
	
	TBMAIL($TBMAIL_LOGS, "suexec: $cmdandargs", $mesg);
    }

485 486 487 488 489 490 491
    #
    # The output is still available of course, via $suexec_output.
    # 
    if ($suexec_retval == 0 || $action == SUEXEC_ACTION_IGNORE) {
	return $suexec_retval;
    }
    SUEXECERROR($action);
492 493
    # Must return the shell value!
    return $suexec_retval;
494 495
}

496 497 498 499 500 501
#
# We invoke addpubkey as user nobody all the time. The implied user is passed
# along in an HTTP_ variable (see tbauth). This avoids a bunch of confusion
# that results from new users who do not have a context yet. 
#
function ADDPUBKEY($cmdandargs) {
502 503
    global $TBSUEXEC_PATH;

504 505
    return SUEXEC("nobody", "nobody", "webaddpubkey $cmdandargs",
		  SUEXEC_ACTION_CONTINUE);
506 507
}

508 509 510 511
#
# Verify a URL.
#
function CHECKURL($url, &$error) {
512
    global $HTTPTAG, $HTTPSTAG;
513 514 515 516 517 518 519

    if (strlen($url)) {
	if (strstr($url, " ")) {
	    $error = "URL is malformed; spaces are not allowed!";
	    return 0;
	}
	
520 521
	if (strcmp($HTTPTAG, substr($url, 0, strlen($HTTPTAG))) &&
	    strcmp($HTTPSTAG, substr($url, 0, strlen($HTTPSTAG)))) {
522
	    $url = "${HTTPTAG}" . $url;
523
	}
524

525
	$fp = @fopen($url, "r");
Leigh B. Stoller's avatar
Leigh B. Stoller committed
526 527 528
	if (!$fp) {
	    $error = "URL is not valid; Cannot be accessed!";
	    return 0;
529
	}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
530
	fclose($fp);
531 532 533 534 535 536 537 538 539 540
    }
    return 1;
}

#
# Check a password.
#
function CHECKPASSWORD($uid, $password, $name, $email, &$error)
{
    global $TBCHKPASS_PATH;
541

542 543
    # Watch for caller errors since this calls to the shell.
    if (empty($uid) || empty($password) || empty($name) || empty($email)) {
544
	$error = "Internal Error";
545 546
	return 0;
    }
547 548 549 550 551
    # Ascii only.
    if (! TBvalid_userdata($password)) {
	$error = "Invalid characters; ascii only please";
	return 0;
    }
552

553 554 555
    $uid      = escapeshellarg($uid);
    $password = escapeshellarg($password);
    $stuff    = escapeshellarg("$name:$email");
556
    
557
    $mypipe = popen("$TBCHKPASS_PATH $password $uid $stuff", "w+");
558 559 560 561 562 563 564 565 566 567 568 569 570
    
    if ($mypipe) { 
        $retval=fgets($mypipe, 1024);
        if (strcmp($retval,"ok\n") != 0) {
	    $error = "$retval";
	    return 0;
	}
	return 1;
    }
    TBERROR("Checkpass Failure! Returned '$mypipe'.\n\n".
	    "$TBCHKPASS_PATH $password $uid '$name:$email'", 1);
}

571 572 573 574 575 576 577 578 579 580 581 582 583 584 585
#
# Grab a UUID (universally unique identifier).
#
function NewUUID()
{
    global $UUIDGEN_PATH;

    $uuid = shell_exec($UUIDGEN_PATH);
    
    if (isset($uuid) && $uuid != "") {
	return rtrim($uuid);
    }
    TBERROR("$UUIDGEN_PATH Failure", 1);
}

Leigh B Stoller's avatar
Leigh B Stoller committed
586 587 588 589 590 591 592 593 594
# Check pattern.
function IsValidUUID($token)
{
    if (preg_match("/^\w+\-\w+\-\w+\-\w+\-\w+$/", $token)) {
	return 1;
    }
    return 0;
}

595 596 597 598
function LASTNODELOGIN($node)
{
}

599 600 601 602 603 604 605 606
function VALIDUSERPATH($path, $uid="", $pid="", $gid="", $eid="")
{
    global $TBPROJ_DIR, $TBUSER_DIR, $TBGROUP_DIR, $TBSCRATCH_DIR;

    #
    # No ids specified, just make sure it starts with an appropriate prefix.
    #
    if (!$uid && !$pid && !$gid && !$eid) {
Mike Hibler's avatar
Mike Hibler committed
607 608 609
	if (preg_match("#^$TBPROJ_DIR/.*#", $path) ||
	    preg_match("#^$TBUSER_DIR/.*#", $path) ||
	    preg_match("#^$TBGROUP_DIR/.*#", $path)) {
610 611
	    return 1;
	}
Mike Hibler's avatar
Mike Hibler committed
612
	if ($TBSCRATCH_DIR && preg_match("#^$TBSCRATCH_DIR/.*#", $path)) {
613 614 615 616 617 618 619 620 621
	    return 1;
	}
	return 0;
    }

    # XXX for now, see tbsetup/libtestbed.pm for what should happen
    return 0;
}

622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637
#
# A function to print the contents of an array (recursively).
# Mostly useful for debugging.
#
function ARRAY_PRINT($arr) {
  if (!is_array($arr)) { echo "non-array '$arr'\n"; }
  foreach ($arr as $i => $val) {
    echo("'$i' - '$val'\n");
    if (is_array($val)) {
      echo "Sub-array $i:\n";
      array_print($val);
      echo "End Sub-array $i.\n";
    }
  }
}

638 639 640 641 642 643 644
#
# Return Yes or No given boolean
#
function YesNo($bool) {
    return ($bool ? "Yes" : "No");
}

Kirk Webb's avatar
Kirk Webb committed
645 646 647
#
# See if someone is logged in, and if they need to be redirected.
#
Kirk Webb's avatar
Kirk Webb committed
648
function CheckRedirect() {
Kirk Webb's avatar
Kirk Webb committed
649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664
    global $stayhome;

    if (($this_user = CheckLogin($check_status))) {
	$check_status = $check_status & CHECKLOGIN_STATUSMASK;
	if ($check_status == CHECKLOGIN_MAYBEVALID) {
            # Maybe the reason was because they where not using HTTPS ...
	    RedirectHTTPS();
	}
	
	if (($firstinitstate = TBGetFirstInitState())) {
	    unset($stayhome);
	}
	if (!isset($stayhome)) {
	    if ($check_status == CHECKLOGIN_LOGGEDIN) {
		if ($firstinitstate == "createproject") {
                    # Zap to NewProject Page,
Kirk Webb's avatar
Kirk Webb committed
665
		    header("Location: $TBBASE/newproject.php3");
Kirk Webb's avatar
Kirk Webb committed
666 667 668
		}
		else {
                    # Zap to My Emulab page.
Kirk Webb's avatar
Kirk Webb committed
669
		    header("Location: $TBBASE/".
Kirk Webb's avatar
Kirk Webb committed
670 671 672 673 674 675 676 677
			   CreateURL("showuser", $this_user));
		}
		exit;
	    }
	}
    }
}

678 679 680 681 682 683 684 685 686 687 688
#
# Loop over the $ALTERNATE_DOMAINS global array and see if the incoming
# request asked for a virtual domain for which we have an alternate set
# of definitions and/or view.
#
# Return 1 if a domain in the array matched, 0 otherwise.  Has MAJOR
# side effects: updates/overrides many top-level variables.
#
function SetDomainDefs()
{
    global $WWWHOST, $OURDOMAIN, $WWW, $THISHOMEBASE, $TBAUTHDOMAIN, $TBBASE;
689
    global $TBDOCBASE, $TBWWW, $WIKINODE, $WIKIDOCURL, $TBMAINSITE, $FORUMURL;
Kirk Webb's avatar
Kirk Webb committed
690
    global $ALTERNATE_DOMAINS, $FLAVOR, $DOMVIEW;
691

692 693
    foreach ($ALTERNATE_DOMAINS as $altdom) {
	list($dpat, $ovr) = $altdom;
694 695 696 697 698 699 700 701 702 703 704 705 706
	if (preg_match($dpat, $_SERVER['SERVER_NAME']) == 1) {
	    # Replacement defs derived from the virtual domain itself.
	    $WWWHOST	  = $_SERVER['SERVER_NAME'];
	    $OURDOMAIN    = implode(".", array_slice(explode(".",$WWWHOST),1));
	    $WWW	  = $WWWHOST;
	    $TBAUTHDOMAIN = ".$OURDOMAIN";
	    $TBBASE	  = "https://$WWWHOST";
	    $TBDOCBASE	  = "http://$WWWHOST";
	    $TBWWW	  = "<$TBBASE/>";

	    # Defs that may be overriden in the domain's configuration array
	    if (isset($ovr['THISHOMEBASE'])) {
		$THISHOMEBASE = $ovr['THISHOMEBASE'];
Kirk Webb's avatar
Kirk Webb committed
707
		$FLAVOR       = $THISHOMEBASE;
708 709 710 711 712 713
	    }
	    if (isset($ovr['WIKINODE'])) {
		$WIKINODE     = $ovr['WIKINODE'];
	    } else {
		$WIKINODE     = "wiki.$OURDOMAIN";
	    }
714 715
	    if (isset($ovr['WIKIDOCURL'])) {
		$WIKIDOCURL   = $ovr['WIKIDOCURL'];
716
	    } else {
717
		$WIKIDOCURL   = "http://${WIKINODE}/wikidocs/wiki";
718
	    }
719 720 721
	    if (isset($ovr['FORUMURL'])) {
	        $FORUMURL     = $ovr['FORUMURL'];
	    }
722 723 724 725 726 727 728 729 730 731 732 733 734 735
	    if (isset($ovr['DOMVIEW'])) {
		$DOMVIEW      = $ovr['DOMVIEW'];
	    }

	    # Given that this is an alternate domain, clear TBMAINSITE
	    $TBMAINSITE = 0;
	    
	    # Bail after the first domain match.
	    return 1;
	}
    }
    return 0;
}

736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753
#
# If the page was accessed via http redirect to https and exit
# otherwise do nothing
#
function RedirectHTTPS() {
    global $WWWHOST,$drewheader;
    if ($drewheader) {
	trigger_error(
	    "PAGEHEADER called before RedirectHTTPS ".
	    "Won't be able to redirect to HTTPS if necessary ".
	    "in ". $_SERVER['SCRIPT_FILENAME'] . ",",
	    E_USER_WARNING);
    } else if (!@$_SERVER['HTTPS'] && $_SERVER['REQUEST_METHOD'] == 'GET') {
	header("Location: https://$WWWHOST". $_SERVER['REQUEST_URI']);
	exit;
    }
}

754 755 756 757 758 759 760 761
#
# Clean out going string to be html safe.
#
function CleanString($string)
{
    return htmlspecialchars($string, ENT_QUOTES);
}

762 763 764 765 766 767 768
#
# Generate an authentication object to pass to the browser that
# is passed to the web server on boss. This is used to grant
# permission to the user to invoke ssh to a local node using their
# emulab generated (no passphrase) key. This is basically a clone
# of what GateOne does, but that code was a mess. 
#
Leigh B Stoller's avatar
Leigh B Stoller committed
769
function UnusedSSHAuthObject($uid)
770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803
{
    $file = "/usr/testbed/etc/sshauth.key";
    
    #
    # We need the secret that is shared with ops.
    #
    $fp = fopen($file, "r");
    if (! $fp) {
	TBERROR("Error opening $file", 0);
	return null;
    }
    list($api_key,$secret) = preg_split('/:/', fread($fp, 128));
    fclose($fp);
    if (!($secret && $api_key)) {
	TBERROR("Could not get key from $file", 0);
	return null;
    }
    $secret = chop($secret);

    $authobj = array(
	'api_key' => $api_key,
	'upn' => $uid,
	'timestamp' => time() . '000',
	'signature_method' => 'HMAC-SHA1',
	'api_version' => '1.0'
    );
    $authobj['signature'] = hash_hmac('sha1',
				      $authobj['api_key'] . $authobj['upn'] .
				      $authobj['timestamp'], $secret);
    $valid_json_auth_object = json_encode($authobj);

    return $valid_json_auth_object;
}

804 805 806 807
#
# Beware empty spaces (cookies)!
# 
require("tbauth.php3");
808 809 810 811

#
# Okay, this is what checks the login and spits out the menu.
#
812
require("Sajax.php");
813
require("menu.php3");
814
?>